SmartDHOME TTDZ2 User manual

TTDZ2 Digital Thermostatic Head
User Manual
1
Thank you for choosing this TTDZ2 digital thermostatic head for radiator control. This device
is a Z-Wave enable device and is compatible with any Z-Wave enabled network.
www.myvirtuosohome.com
www.smartdhome.com

TTDZ2 Digital Thermostatic Head
User Manual
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Description & Technical Features
The TTDZ2 digital thermostatic head has been designed to allow the customer to monitor
and control the temperature delivered by their radiators. Activating or deactivating zones
according to actual needs saves energy.
Features:
•Protocol: Z-Wave.
•Frequency range: 868.42 MHz.
•Batteries: 2x1.5V AA alkaline, class III.
•Battery life: Up to 2 years.
•Display Type: LC backlit display.
•Operating temperature: -10 ~ 40°C.
•Temperature range: 8 – 28 °C.
•Temperature measurement unit: °C/°F.
•Weight (batteries included): 260g.
Package contents
•1x Digital Thermostatic Head.
•1x Danfoss RA adapter.
•1x Danfoss RAV adapter.
•1x Danfoss RAVL adapter.
•User manual.
Description Key
Press once
Reduces the temperature
by 0.5 ° C.
Hold down
Decreases the temperature
by 0.5 ° C increments until
required temperature is
reached.
Press once
Increases the temperature by
0.5 ° C.

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User Manual
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Screen Description
Hold down
Increases the temperature by
0.5 ° C increments until
required temperature is
reached.
and
Press both
simultaneously for 3
seconds
Enables / disables the "Child
Protection" mode.
Press once
• Action Confirmation
Displayed on the Display
• Enables / disables
"Fast heating" mode.
Press for 3 seconds
Shows the Z-Wave node ID.
Press for 5 seconds
Enters "Exclusion" mode.
Press when TTDZ2
is OFF
Allows you to return to factory
settings.
A mechanical operation is in progress.
Shows the status of the connection: if the segment is
visible, the link works correctly. Otherwise, the connection
was lost.

TTDZ2 Digital Thermostatic Head
User Manual
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Installation
Before you can mount the head for the first time, you will need to include it.
Inclusion
Before starting the procedure for including the device in a Z-Wave network, make sure that
the MyVirtuoso Home gateway is in inclusion mode (refer to the relevant manual available
on the website www.myvirtuosohome.com/en/downloads ).
1. The display will show "INC" and the green LED will flash while waiting for
confirmation from the user.
2. Once the inclusion is started, the header display will show a countdown within
which the operation is to be completed.
3. If inclusion is to be successful, the header display will display the Z-Wave node
ID for 5 seconds, then “INS” and the icon will appear: the head is ready to
be mounted.
4. If Inclusion Fails, TTDZ display will show "ERR" and the LED will remain red.
Press the center key to retry the inclusion process.
5. Once the head is included into MyVirtuoso Home, it can be mounted onto the
radiator valve.
It lights when the display shows the Z-Wave node ID.
Visible when the battery is below 15% charge.
"Child protection" mode is active.
Visible if a precise temperature has been entered.
Visible instead of "° C" if TTDZ2 is set to "Direct Control"
mode.

TTDZ2 Digital Thermostatic Head
User Manual
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Mounting
1. The display will show the "PRP" message until the mounting position is achieved,
after which "INS" and the icon appear. The LED will blink green, pending
confirmation by the user.
2. If necessary, locate an appropriate adapter and mount it onto the valve.
3. Place the TTDZ2 on the ring and screw it until it reaches the correct position.
For the duration of the process, the message "INS" will remain visible on the
display.
4. If the installation is successful, the LED will remain green for 5 seconds, while
the display will show the default set temperature.
5. If the assembly fails, the display will show "ER1", the LED will remain red and a
notification will be sent to the APP.
Exclusion
Before starting the procedure for including the device in a Z-Wave network, make sure that
the MyVirtuoso Home gateway is in exclusion mode (refer to the relevant manual available
on the website www.myvirtuosohome.com/en/downloads ).
1. Hold down the key for 5 seconds. The display will show "LEA".
2. If the exclusion is successful, the display will show the number 0 as the Z-Wave
node ID and the LED will remain green for 5 seconds.
3. In the exclusion phase, the display will show the Z-Wave node ID and the LED
will remain red for 5 seconds.
Reset
1. Remove the batteries from the head and press the button. Holding it down, reinsert
the batteries: The display will now show "RES". Release the key: The LED will blink
green waiting for confirmation from the user.

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User Manual
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2. Press the button again: the display will show "DEF" and the LED will remain green
for 5 seconds, indicating the success of the reset.
Mode
The TTDZ2 digital thermostatic head can be used in several modes, which can be set up
locally and / or through MyVirtuoso Home APP.
Off mode
To set it locally, press the key until the display shows "OFF". The temperature is now
fixed at 6.0 ° C.
This mode is designed for when the heating and opening of the valves is not necessary.
Comfort mode
Can be set by APP, via temperature control bar, and locally, by selecting the desired
temperature using the and keys. After choosing a temperature, it will take 5
seconds before it is registered as the new desired temperature.
The minimum setting value is 8.0 ° C, while the maximum value is 28 ° C. If you try to
overcome these limits, the temperature will activate the off or fast heating modes,
respectively.
Power saving mode
This mode is only available through the MyVirtuoso Home APP. A preset temperature will be
used by the user (we recommend setting it 4 ° C lower than the one used for comfort mode).
This mode can be used if the room is not used for a few hours (during short empty periods
or at night).
Fast heating mode
To set it locally, press the key (alternatively, it can be activated by pressing the key
while the display shows "ON"). The valve will open for 5 minutes.
This mode is designed to quickly increase room temperature.
Child protection mode
Hold down the and keys simultaneously for 3 seconds to activate / deactivate the
child protection mode.
When activated, the display will show the icon .

TTDZ2 Digital Thermostatic Head
User Manual
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Disposal
Do not dispose of electrical appliances in mixed urban waste, use separate collection
services. Contact the local council for information about available collection systems. If
electrical appliances are disposed of in landfills or in inappropriate places, hazardous
substances can escape into groundwater and enter the food chain, damaging health and
well-being. When replacing old appliances with new ones, the retailer is legally obliged to
accept the old appliance for free disposal.
Warranty and customer support
Visit our website: http://www.ecodhome.com/acquista/garanzia-eriparazioni.html
If you encounter technical problems or malfunctions, visit the site:
http://helpdesk.smartdhome.com/users/register.aspx
After a short registration you can open a ticket online, also attaching images. One of our
technicians will answer you as soon as possible.
SmartDHOME Srl
V.le Longarone 35, 20058 Zibido San Giacomo (MI)
[email protected]
Rev. 05/2021